Rsync or Remote sync in Linux help to securely copy the files from any remote servers to a local server, It can be used as a poor mans Linux backup tool.
Virtualization
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Migrating multi-writer VMware VM’s from Island cluster to vSAN cluster
Migrating Multi-writer disks of VMware VM’s from Island Cluster to vSAN cluster with and without the downtime of Production.
Linux Clusters
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Create a Pacemaker Cluster Resources and Resources group
Pacemaker Resources and groups are which need to be highly available across multiple nodes in a cluster to provide high-availability for any services.
Linux Clusters
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How to add additional nodes to the Pacemaker Cluster
How to add additional nodes to the existing pacemaker Linux clusters. By adding nodes we can increase the resources of a cluster.
Linux Clusters
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How to Manage Pacemaker Linux cluster from Web GUI
How to manage a Pacemaker Linux Cluster from web graphical interface (Pacemaker Web UI) by creating a new cluster or by adding an existing cluster.
Linux Clusters
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Install and configure High Availability Linux Cluster with Pacemaker on CentOS 7.6
The Pacemaker is a high-availability cluster resource manager it will run on all the hosts which we suppose to use in the cluster to make sure our services up and running to reduce the downtime.
Storage Servers
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Migrating Logical Volumes in Logical Volume Management
Migrating Logical Volume by moving the extents from a PV to another PV when a faulty disk or the size of the disk need to be larger than the current one.
Storage Servers
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Striped Logical Volume in Logical volume management (LVM)
How to create Striped Logical Volumes in Logical Volume Management to get good I/O performance by balancing the data written to disks.
Linux Variant's
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Step by step Oracle Linux 8 Installation guide with screenshots
Step by step guide to install Oracle Linux 8 with the screenshot will explain how to perform a clean installation from scratch on Virtual or Physical servers.
Storage Servers
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Shrink a Volume Group in Logical Volume Management (LVM2)
Shrink a Volume Group in logical volume management will be performed by sysadmins when the requirement in place to reduce the no of disks from a VG.